Likely GMP bug
Torbjörn Granlund
tg at gmplib.org
Fri Jun 15 15:41:33 UTC 2018
Vincent Lefevre <vincent at vinc17.net> writes:
But shouldn't it be the goal of the compiler to generate the fastest
code for the target?
Yeah, that's a good idea. :-)
This might require more analysis than what we can expect from the
compiler, as (x >> 1) >> c is not the same thing as x >> (1+c) (at least
not if the CPU truncates counts).
--
Torbjörn
Please encrypt, key id 0xC8601622
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